“Efektivitas Model Pembelajaran Kooperatif Tipe Numbered Head Together (NHT) Berbantuan Media Wordwall Terhadap Kemampuan Pemecahan Masalah Matematis Siswa”. Indo-MathEdu Intellectuals Journal, vol. 6, no. 4, July 2025, pp. 6071-8, https://doi.org/10.54373/imeij.v6i4.3743.